DefaultLevelConverter

java.lang.Object
- org.apache.logging.log4j.jul.DefaultLevelConverter

All Implemented Interfaces:

LevelConverter
```
public class DefaultLevelConverter
extends java.lang.Object
implements LevelConverter
```
Default implementation of LevelConverter strategy.
Since 2.4, supports custom JUL levels by mapping them to their closest mapped neighbour.

Since:

2.1

Nested Class Summary

Nested Classes
Modifier and Type Class Description

(package private) static class DefaultLevelConverter.JulLevelComparator

Field Summary

Fields
Modifier and Type	Field	Description
`private java.util.concurrent.ConcurrentMap<java.util.logging.Level,Level>`	`julToLog4j`
`private java.util.Map<Level,java.util.logging.Level>`	`log4jToJul`
`private java.util.List<java.util.logging.Level>`	`sortedJulLevels`

Constructor Summary

Constructors
Constructor Description

DefaultLevelConverter()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`private long`	`distance(java.util.logging.Level javaLevel, java.util.logging.Level customJavaLevel)`
`private void`	`mapJulToLog4j(java.util.logging.Level julLevel, Level level)`
`private void`	`mapLog4jToJul(Level level, java.util.logging.Level julLevel)`
`private Level`	`nearestLevel(java.util.logging.Level customJavaLevel)`
`java.util.logging.Level`	`toJavaLevel(Level level)`	Converts a Log4j logging Level to a JDK logging Level.
`Level`	`toLevel(java.util.logging.Level javaLevel)`	Converts a JDK logging Level to a Log4j logging Level.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

julToLog4j

private final java.util.concurrent.ConcurrentMap<java.util.logging.Level,Level> julToLog4j

log4jToJul

private final java.util.Map<Level,java.util.logging.Level> log4jToJul

sortedJulLevels

private final java.util.List<java.util.logging.Level> sortedJulLevels

Constructor Detail
- DefaultLevelConverter
```
public DefaultLevelConverter()
```

Method Detail
- distance
```
private long distance(java.util.logging.Level javaLevel,
                      java.util.logging.Level customJavaLevel)
```
- mapJulToLog4j
```
private void mapJulToLog4j(java.util.logging.Level julLevel,
                           Level level)
```
- mapLog4jToJul
```
private void mapLog4jToJul(Level level,
                           java.util.logging.Level julLevel)
```
- nearestLevel
```
private Level nearestLevel(java.util.logging.Level customJavaLevel)
```
- toJavaLevel
```
public java.util.logging.Level toJavaLevel(Level level)
```
  Description copied from interface: LevelConverter
  
  Converts a Log4j logging Level to a JDK logging Level.
  
  Specified by:
  
  toJavaLevel in interface LevelConverter
  
  Parameters:
  
  level - Log4j Level to convert.
  
  Returns:
  
  converted Level or null if the given level could not be converted.
- toLevel
```
public Level toLevel(java.util.logging.Level javaLevel)
```
  Description copied from interface: LevelConverter
  
  Converts a JDK logging Level to a Log4j logging Level.
  
  Specified by:
  
  toLevel in interface LevelConverter
  
  Parameters:
  
  javaLevel - JDK Level to convert, may be null per the JUL specification.
  
  Returns:
  
  converted Level or null if the given level could not be converted.